MM Cyan Laser Toner - HP CE251A - For HP Color LaserJet. Page yield: 7000 pages, Print technology: Laser, Printing colours: Cyan. Operating temperature range (T-T): 10 - 32.5 °C, Operating relative humidity range: 20 - 80 %, Storage temperature range (T-T): -20 - 40 °C. Weight: 1600 g